Acquisitions (Details)				12 Months Ended			1 Months Ended	0 Months Ended
	Sep. 30, 2014 USD ($)	Sep. 30, 2013 USD ($)	Sep. 30, 2012 USD ($)	Sep. 30, 2014 Not individually material acquisitions USD ($)	Sep. 30, 2013 Not individually material acquisitions USD ($)	Sep. 30, 2012 Not individually material acquisitions USD ($)	May 31, 2013 Essential Salon Products, Inc. USD ($)	Nov. 30, 2011 Floral Group USD ($) store	Nov. 30, 2011 Floral Group EUR (€)
Acquisitions
Cost of acquisition				$ 4,900,000	$ 6,800,000	$ 12,800,000	$ 15,700,000	$ 31,200,000	€ 22,800,000
Goodwill expected to be deducted for tax purposes				2,600,000			3,100,000
Goodwill not expected to be deducted for tax purposes								15,000,000
Intangible assets subject to amortization				1,400,000	4,000,000		9,100,000	11,800,000
Number of beauty supply stores								19	19
Goodwill	536,341,000	538,278,000	532,331,000		2,000,000	9,400,000
Borrowings on ABL credit facility used to fund acquisition								$ 17,000,000